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Area Nelow Cai.uity koad 111 <br />-------------------------- <br />the lower pond (near the t-_~;;istiny fan> is gr.restionatlle in design <br />and also t?oorly located within tyre new facilities area. 1. t. will. <br />therefore be ellminater_I and a new pond will be constructed <br />nortt-~east of the e;:istinq fan sits. <br />the lower pond w~11 handle r-unoff fr~orn an area q~F i..Cr acr-es, of <br />4,r~ir:r. u.i arses is a gravel minesi.te area of ChJ 6~ a:nd O.::i acres <br />i s andi st urLErd SJ. ot~E:• wi t.h Bras=.es and bushes. F'r-evi ous <br />i nvesti gai[].ans have shown l:his area to be CN I`tS. <br />Wcight.ed Aver age I:hJ; <br />u.'/ acres <br />:: UV 8:5 = tiY. E~ <br />~r. acr e•s ., CN '7:; _ ter:?. <br />Average CN = 8<.u <br />the pr.,nd wild hr. dr-~=_iyned r-ruder t:he fol.loa]ina criteria: <br />1. L:ontalnmeni. wi.Ll be provided for the rc]noi~f i~or tt~re JirCl year <br />- 24 hour event. Consequently, nc:r dewatering pipers or <br />spillways wiJ.l. be employed in the desic]r~. <br />~. The pond will L-,e er,t:irely e;;ravaJ:ed +rclrt~ e:;i~~t.inq groc.rr~d. <br />E::r=rss nverh~.rrden wi 11 be r.rsed i n r'ecl amat i on ei t:her <br />~.mmedi.ately or tempor~:.r-ily stored in the area between the <br />ponrJ and For-rrml J e Creek. ltre amount of mater 1 al i s not. <br />encar-rqh to war-rant ar-~ emt?ant;ment. design. <br />;.. AI. J. vegetation and sr.utable topsoil material will be removed <br />prior to far.cavat:ion. <br />4 <br />